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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-07-04 08:15:03 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-07-04 08:15:03 -0700 |
| commit | 7813029a509c0c92a5b16d846defaa50a2d3d7f1 (patch) | |
| tree | 1962ab81537b7155d185f4b0b06c0323ff4dc509 /arch/arm64/kernel/hibernate.c | |
| parent | 3c9a6793bde1feb368cd6ef113c08a40a37f7517 (diff) | |
| parent | a99cde438de0c4c0cecc1d1af1a55a75b10bfdef (diff) | |
| download | op-kernel-dev-7813029a509c0c92a5b16d846defaa50a2d3d7f1.zip op-kernel-dev-7813029a509c0c92a5b16d846defaa50a2d3d7f1.tar.gz | |
Merge 4.7-rc6 into staging-next
We want the staging fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/arm64/kernel/hibernate.c')
| -rw-r--r-- | arch/arm64/kernel/hibernate.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/kernel/hibernate.c b/arch/arm64/kernel/hibernate.c index f8df75d..21ab5df 100644 --- a/arch/arm64/kernel/hibernate.c +++ b/arch/arm64/kernel/hibernate.c @@ -33,6 +33,7 @@ #include <asm/pgtable.h> #include <asm/pgtable-hwdef.h> #include <asm/sections.h> +#include <asm/smp.h> #include <asm/suspend.h> #include <asm/virt.h> @@ -236,6 +237,11 @@ int swsusp_arch_suspend(void) unsigned long flags; struct sleep_stack_data state; + if (cpus_are_stuck_in_kernel()) { + pr_err("Can't hibernate: no mechanism to offline secondary CPUs.\n"); + return -EBUSY; + } + local_dbg_save(flags); if (__cpu_suspend_enter(&state)) { |
